Short answers, pulled from the story.
The Battle of Castiglione took place from the 31st of July through the 5th of August in 1796. This engagement occurred during the War of the First Coalition as Napoleon Bonaparte fought against Austrian forces.
Feldmarschall Dagobert Sigmund von Wurmser commanded the Austrian army at the Battle of Castiglione. He devised a complex four-column plan to break the French encirclement of Mantua.
Napoleon Bonaparte led approximately 22,500 men while Feldmarschall Dagobert Sigmund von Wurmser concentrated 20,000 soldiers for the battle. The Austrians suffered 2,000 killed and wounded plus 1,000 captured men along with 20 cannons.
The main fighting occurred near Castiglione delle Stiviere south of Lake Garda. Austrian forces anchored their right flank on high ground near Solferino village while holding Monte Medolano on their left.
Historian David G. Chandler states that Napoleon Bonaparte's master battle plan was already clear by 1796 during this engagement. Elements later used successfully at Austerlitz, Friedland, or Bautzen existed and operated here including the famous manoeuvre sur le derrières.